tristaZero edited a comment on issue #2275: Reconstruct rewriting module URL: https://github.com/apache/incubator-shardingsphere/issues/2275#issuecomment-494758009 Some suggestions: - [x] Remove SQLRewriteEngine.originalSQL, use sqlStatement.getLogicSQL() - [x] For EncryptRule with SQLRewriteEngine, use current DatabaseType instead of DatabaseType.MySQL - [x] SQLRewriteEngine.isRewriteDistinctLiteral => isMeedRewriteDistinctLiteral - [x] SQLRewriteEngine.isContainsAggregationDistinctToken can move to sqlStatement, and let token type as an input parameter - [x] SelectStatement.getFirstSelectItemStartIndex() should as a Token and Split append distinct from rewriteInitialLiteral - [ ] Make sure responsibility of rewriter and engine, only rewriter can use token - [ ] EncryptSQLRewriter & ShardingSQLRewriter can new instance out of loop - [ ] Make unify with stopPosition & stopIndex - [ ] sqlBuilder is global field with SQLRewriteEngine, may avoid pass from private method by input parameter - [ ] Make accurate with javadoc on SQLRewriter.rewrite - [ ] Avoid start a new line if not exceed 200 char one line, at line 107 on EncryptSQLRewriter - [ ] Make input parameter as same sequence for differnet methods, like: EncryptSQLRewriter.encryptInsertOptimizeResultUnit and EncryptSQLRewriter.encryptInsertOptimizeResult's param: unit add Predicate if Optional can not be absent, at line 105 on EncryptSQLRewriter - [ ] InsertParameterUnit => InsertParameterGroup? - [ ] Decouple SQLBuilder & ParameterBuilder - [ ] Remove SchemaPlaceholder and test cases - [ ] Add new method appendPlaceholder for SQLToken and polymorphic appendXXXPlaceholder
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